From: Ezequiel Garcia <ezequiel@collabora.com>
To: linux-media@vger.kernel.org
Cc: Hans Verkuil <hans.verkuil@cisco.com>,
kernel@collabora.com, Hans Verkuil <hansverk@cisco.com>
Subject: [PATCH v4 14/17] videobuf2-core: require q->lock
Date: Fri, 15 Jun 2018 16:07:34 -0300 [thread overview]
Message-ID: <20180615190737.24139-15-ezequiel@collabora.com> (raw)
In-Reply-To: <20180615190737.24139-1-ezequiel@collabora.com>
From: Hans Verkuil <hansverk@cisco.com>
Refuse to initialize a vb2 queue if there is no lock specified.
Signed-off-by: Hans Verkuil <hansverk@cisco.com>
---
drivers/media/common/videobuf2/videobuf2-core.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/media/common/videobuf2/videobuf2-core.c b/drivers/media/common/videobuf2/videobuf2-core.c
index f32ec7342ef0..0d8e93f9a622 100644
--- a/drivers/media/common/videobuf2/videobuf2-core.c
+++ b/drivers/media/common/videobuf2/videobuf2-core.c
@@ -2005,6 +2005,7 @@ int vb2_core_queue_init(struct vb2_queue *q)
if (WARN_ON(!q) ||
WARN_ON(!q->ops) ||
WARN_ON(!q->mem_ops) ||
+ WARN_ON(!q->lock) ||
WARN_ON(!q->type) ||
WARN_ON(!q->io_modes) ||
WARN_ON(!q->ops->queue_setup) ||
--
2.17.1
next prev parent reply other threads:[~2018-06-15 19:08 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-06-15 19:07 [PATCH v4 00/17] v4l2 core: push ioctl lock down to ioctl handler Ezequiel Garcia
2018-06-15 19:07 ` [PATCH v4 01/17] v4l2-ioctl.c: use correct vb2_queue lock for m2m devices Ezequiel Garcia
2018-06-15 19:07 ` [PATCH v4 02/17] sta2x11: Add video_device and vb2_queue locks Ezequiel Garcia
2018-06-15 19:07 ` [PATCH v4 03/17] omap4iss: Add vb2_queue lock Ezequiel Garcia
2018-07-02 8:28 ` Hans Verkuil
2018-07-06 15:24 ` Ezequiel Garcia
2018-06-15 19:07 ` [PATCH v4 04/17] omap3isp: " Ezequiel Garcia
2018-06-18 7:31 ` Hans Verkuil
2018-06-20 17:42 ` [PATCH v5 " Ezequiel Garcia
2018-06-21 8:18 ` Hans Verkuil
2018-06-22 3:51 ` Ezequiel Garcia
2018-06-22 3:53 ` [PATCH v6 " Ezequiel Garcia
2018-07-02 16:49 ` Laurent Pinchart
2018-07-06 15:11 ` Ezequiel Garcia
2018-06-15 19:07 ` [PATCH v4 05/17] mtk-mdp: Add locks for capture and output vb2_queues Ezequiel Garcia
2018-06-15 19:07 ` [PATCH v4 06/17] s5p-g2d: Implement wait_prepare and wait_finish Ezequiel Garcia
2018-06-15 19:07 ` [PATCH v4 07/17] staging: bcm2835-camera: Provide lock for vb2_queue Ezequiel Garcia
2018-06-15 19:07 ` [PATCH v4 08/17] venus: Add video_device and vb2_queue locks Ezequiel Garcia
2018-06-15 19:07 ` [PATCH v4 09/17] davinci_vpfe: " Ezequiel Garcia
2018-06-15 19:07 ` [PATCH v4 10/17] mx_emmaprp: Implement wait_prepare and wait_finish Ezequiel Garcia
2018-06-15 19:07 ` [PATCH v4 11/17] m2m-deinterlace: " Ezequiel Garcia
2018-06-15 19:07 ` [PATCH v4 12/17] stk1160: Set the vb2_queue lock before calling vb2_queue_init Ezequiel Garcia
2018-06-15 19:07 ` [PATCH v4 13/17] dvb-core: Provide lock for vb2_queue Ezequiel Garcia
2018-06-15 19:07 ` Ezequiel Garcia [this message]
2018-06-15 19:07 ` [PATCH v4 15/17] videobuf2: assume q->lock is always set Ezequiel Garcia
2018-06-15 19:07 ` [PATCH v4 16/17] v4l2-ioctl.c: assume queue->lock " Ezequiel Garcia
2018-06-15 19:07 ` [PATCH v4 17/17] media: Remove wait_{prepare, finish} Ezequiel Garcia
2018-06-29 18:12 ` [PATCH v4 00/17] v4l2 core: push ioctl lock down to ioctl handler Ezequiel Garcia
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